Solar installer NY-Sun participating contractor

Leviathan Solar

Name: Leviathan Solar
Address: 1993 Pond Rd, Ronkonkoma, NY, 11779, US
Telephone: (631) 553-2732

Based at 1993 Pond Rd, Ronkonkoma, NY 11779. Installed solar on 94 homes since 2023 in New York. Latest install on record: August 2026.

(631) 553-2732 Website

Homes since 2023: 94
Median price: $3.98/W
Typical system: 10.1 kW
Leased or PPA: 0%

Price

Homes that bought their system from Leviathan Solar paid a median $3.98/W installed, and the middle half paid $3.41/W–$4.54/W (93 systems since 2023, before incentives). That's $0.18 a watt below the New York median of $4.16/W.

Where it installs

Counties with homes it installed since 2023, busiest first.

Suffolk County, NY · 63 Nassau County, NY · 31

By state

State	Homes	Median
New York	94	$3.98/W

Homes installed since 2023.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.